Suspension and Components› Rear Suspension Components

Rock Jock

Johnny Joint 21-Up Bronco Rear Control Arm Set Adjustable Steel RockJock 4X4

$954.09

SKU: R01U RJ-182400-101

In Stock
In Stock
Ships by Jul 31
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: RJ-182400-101

RockJock's complete set of 4 Johnny Joint adjustable length control arms for 2021-up Broncos provides length adjustability on all 4 arms, allowing the pinion angle be adjusted after a lift is installed. Additionally, the adjustable feature of our arms allows your vehicle to be upgraded to different lift amounts without having to replace the control arms in the future.To allow complete unrestricted movement, RockJock's Johnny Joint rod ends used at both ends of all of the arms. Arms are 1.625 inch o.d. x .250 inch wall DOM steel tubing and feature 1 1/4 inch-12 RH/LH threaded adjuster ends, allowing pinion angle to be adjusted without either end of the arm having to be removed from the chassis!All arms are powder coated semi-gloss black, and are fitted zerk fittings for greasing.

Johnny Joint (R) Control Arm Set | Adjustable | Steel

MIA's Description

RockJock 4x4 Johnny Joint Adjustable Rear Upper and Lower Control Arms are designed for 2021-2026 Ford Bronco models. Made from 1.625 inch o.d. x .250 inch wall DOM steel tubing, these arms feature Johnny Joints at both ends for superior articulation and durability, suitable for off-road use. They are adjustable for pinion angle and wheelbase after a lift, and feature 1 1/4 inch-12 RH/LH threaded adjuster ends for on-vehicle adjustment. All arms are powder coated semi-gloss black with gold zinc plated Johnny Joints and include zerk fittings for greasing.

Fitment

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Specifications

BrandRock Jock
Part NumberR01U RJ-182400-101

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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